Предмет: Математика, автор: Аноним

найдите неизвестный член пропорции 19.2 ÷ x = 96 ÷ 2,5​

Ответы

Автор ответа: Arikez
2

Ответ: 0,5

Пошаговое объяснение:

19,2:х=96:2,5

96*х=2,5*19,2

96х=48

х=0,5

проверка:

19,2:0,5=96:2,5

38,4=38,4

Основное свойство пропорции: произведение крайних членов равно произведению средних членов.

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